Algebra 1 · Expressions & Equations
Expression
Algebra 1 · Expressions & Equations
Definition
An expression is a combination of numbers, variables, and operations with no equals sign.
Examples
- 3x + 5 is an expression.
- 2(x - 1) + 4 is an expression.
Key rule
An expression can be simplified or evaluated but never solved.
Memory hook
Expression = no equals sign, nothing to solve.